(19)

(11)

EP 4 076 295 A1

(12)

(43) Date of publication: 26.10.2022 Bulletin 2022/43 (21) Application number: 19839544.4 (22) Date of filing: 18.12.2019

(51) International Patent Classification (IPC):  A61F 2/95(2013.01) A61M 25/00(2006.01) (52) Cooperative Patent Classification (CPC): A61F 2/9517 (86) International application number: PCT/US2019/067107 (87) International publication number: WO 2021/126183 (24.06.2021 Gazette 2021/25)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (71) Applicant: W.L. Gore & Associates, Inc. Newark DE 19711 (US)	(72) Inventors: BEARD, Matthew, S. Newark, Delaware 19711 (US) SOKEL, Justin, W. Newark, Delaware 19711 (US) (74) Representative: HGF  HGF Limited 1 City Walk Leeds LS11 9DX Leeds LS11 9DX (GB)